CN108980216A - A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus and configuration method - Google Patents
A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus and configuration method Download PDFInfo
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- CN108980216A CN108980216A CN201811127688.4A CN201811127688A CN108980216A CN 108980216 A CN108980216 A CN 108980216A CN 201811127688 A CN201811127688 A CN 201811127688A CN 108980216 A CN108980216 A CN 108980216A
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- bearing
- planet
- face
- planet axis
- planetary gear
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/07—Fixing them on the shaft or housing with interposition of an element
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Support Of The Bearing (AREA)
- General Details Of Gearings (AREA)
Abstract
A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus, including planet carrier, planet axis trimmer, bolt, lock washer, first bearing, planetary gear, planet adjustment ring, second bearing, planet axis, the first bearing and second bearing is fitted into planetary gear inner hole, and configures bearing negative clearance by planet adjustment ring；Planetary gear, first bearing, second bearing and the planet adjustment ring forms a set of planetary assemblies and is packed into planet carrier；The axial dimension of the planet axis trimmer configuration planet axis, the planet axis trimmer, planet axis are sequentially loaded into planet frame aperture, and by the bolt axial tightening planet axis to guarantee that first end face, second end face, third end face and the 4th end face remain impaction state, preload to tapered roller bearing, and locked by lock washer；It can accurately configure tapered roller bearing axially negative clearance, and ensure that the authenticity of axial negative clearance by axial tightening.
Description
Technical field
The present invention relates to a kind of tapered roller bearing for Gear Planet Transmission in wind turbine gearbox, axially negative clearance adjustment is filled
It sets and configuration method, belongs to mechanical equipment bearing clearance adjustment field.
Background technique
Traditional wind turbine gearbox uses secondary planetary gear transmission+level-one parallel-axes gears driving type, planetary stage
It is made of planet carrier 1, planet axis 2, bearing 3, planetary gear 4, adjustment ring 5 and retaining ring 6, planet axis 2 and planet carrier 1 are that rigidity is solid
It is fixed, two o'clock support construction is formed, passes through installation bearing 3 in planet axis 2 and connects planetary gear 4, such as Fig. 1.
The device middle (center) bearing 3 is cylinder roller bearing, and when installation is traditionally arranged to be axial positive clearance, passes through grinding adjustment ring
The adjustment of bearing axial play is realized in 5 end face.Method particularly includes: first measure 1 liang of support arm of planet carrier between axial distance and
Total bearing distance of two bearings 3, axial positive clearance according to demand calculate and are ground the end face of adjustment ring 5；Then by axis
It holds in 3 loading planetary gears 4, is put into togerther in planet carrier 1 with adjustment ring 5, be inserted into planet axis 2；Finally installation retaining ring 6 is axial solid
It is fixed.
The device is very mature structure for using cylinder roller bearing, however, with wind turbine gearbox application and
Development, to the Performance And Reliability of big megawatt wind power gear case, more stringent requirements are proposed.It is new in order to meet wind turbine gearbox
Design requirement, planetary stage tend to using a pair pre-tighten tapered roller bearing, and require installation when end-play
Be negative clearance.For structure shown in existing Fig. 1, bearing 3 is using tapered roller bearing and configures end-play and is negative clearance, needs
Apply a bearing pre-fastening in bearing inner race end face, existing this structure is in the state of bearing axially negative clearance not only by going
The planetary assemblies that star gear, bearing, adjustment ring form are difficult to be installed in planet carrier, nor can carry out in axial direction to bearing
It pre-tightens, to cannot guarantee that the authenticity of the axial negative clearance of bearing.
Summary of the invention
It is an object of the invention to overcome the shortcomings of the prior art, and it is simple to provide a kind of assembly, can be effectively
Tapered roller bearing is pre-tightened, to guarantee the circle for Gear Planet Transmission of the axial negative clearance authenticity of tapered roller bearing
Taper roller bearing is axially negative to swim clearance adjustment apparatus and configuration method.
The object of the present invention is achieved by the following technical solutions, a kind of tapered roller bearing for Gear Planet Transmission
Axial negative trip clearance adjustment apparatus, including planet carrier, planet axis trimmer, bolt, lock washer, first bearing, planetary gear, row
Star adjustment ring, second bearing, planet axis, the first bearing and second bearing are fitted into planetary gear inner hole, and are passed through
Planet adjustment ring configures bearing negative clearance；Planetary gear, first bearing, second bearing and the planet adjustment ring composition one
Set planetary assemblies are simultaneously packed into planet carrier；The axial dimension of the planet axis trimmer configuration planet axis, the planet axis
Trimmer, planet axis are sequentially loaded into planet frame aperture, and by the bolt axial tightening planet axis with guarantee first end face,
Second end face, third end face and the 4th end face remain impaction state, the preload to tapered roller bearing, and by locking
Washer locking.
As preferred: the first bearing and second bearing is no outer ring, by planetary gear inner hole as bearing
With the outer rollaway nest of bearing；Or first bearing and second bearing are with outer ring, outer ring is connect with planetary gear inner hole interference.
The step end face of the planet axis and the inner ring of second bearing are adjacent to；The small end face and planet tune of the second bearing
Domain right side is adjacent to；The small end face of the first bearing is adjacent to adjustment ring left side；The hole end surface of the planet carrier with
The large end face of first bearing is adjacent to；
The bolt is 1~4 and tenses the planet axis, to guarantee the preload of the axial negative clearance of tapered roller bearing,
The lock washer quantity is consistent with bolt number, to prevent bolt looseness.
A kind of configuration method for axially bearing trip clearance adjustment apparatus by the tapered roller bearing for Gear Planet Transmission, it is described
First bearing and second bearing are packed into planetary gear, and are disposed vertically, and lower section first bearing inner ring end face and measuring table are made
It is overlapped, second bearing inner ring end face applies a clump weight above, makes 10~15 turns of planetary gear rotation, measures two bearings inner ring
Span；The planet adjustment ring guarantees width dimensions by being ground its end face；
The planet carrier before the mounting, needs to measure planet hole depth size；The planet axis before the mounting, needs
Measurement record size；The planet adjustment ring is packed into planetary gear and planetary gear, first bearing, second bearing composition one
Cover planetary assemblies, measurement record size；
The planet axis trimmer guarantees width dimensions by being ground its end face；Then planetary assemblies are put into planet carrier
Hole, is sequentially loaded into the planet axis trimmer, planet axis, and with the bolt, lock washer axial tightening planet axis.
Due to the adoption of the above technical scheme, the present invention has the following advantages:
1, it is installed simply, need to will be only made of planetary gear, bearing, planet adjustment ring a set of using adjustment device of the invention
Planetary assemblies are put into planet carrier inner hole, are sequentially loaded into the planet axis trimmer, planet axis, and with the bolt and locking
Washer axial tightening planet axis.
2, planet adjustment ring end face need to be only ground using configuration method of the invention can accurately configure taper roller axis
Axial negative clearance is held, and configures the axial dimension of planet axis by grinding planet axis trimmer end face, with bolt axial tightening row
Star axis guarantees that end face M, end face N, end face P, end face Q remain impaction state, to guarantee the authenticity of axial negative clearance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art.
Fig. 2 is structure and instrumentation plan of the invention.
Fig. 3 is instrumentation plan of the invention.
Specific embodiment
The present invention will be described in detail below with reference to the accompanying drawings: of the present invention a kind of for planet biography shown in Fig. 2
Dynamic tapered roller bearing axially negative trip clearance adjustment apparatus, including planet carrier 11, planet axis trimmer 12, bolt 13, locking pad
Enclose 14, first bearing 15, planetary gear 16, planet adjustment ring 17, second bearing 18, planet axis 19, the first bearing 15
It is fitted into second bearing 18 in the inner hole of planetary gear 16, and bearing negative clearance S is configured by planet adjustment ring 17；The row
Star gear 16, first bearing 15, second bearing 18 and planet adjustment ring 17 form a set of planetary assemblies and are packed into planet carrier 11
It is interior；The planet axis trimmer 12 configures the axial dimension of planet axis 19, the planet axis trimmer 12, planet axis 19 according to
In secondary 11 hole of loading planet carrier, and by the 13 axial tightening planet axis 19 of bolt to guarantee first end face M, second end face
N, third end face P and the 4th end face Q remain impaction state, the preload to tapered roller bearing, and pass through lock washer
14 lockings.
As shown in the figure: the first bearing 15 and second bearing 18 is no outer ring, is made by the inner hole of planetary gear 16
For the outer rollaway nest of bearing 15 and bearing 18；
The first bearing 15 and second bearing 18 is also possible to outer ring, the inner hole interference of outer ring and planetary gear 16
Connection.
The step end face M of the planet axis 19 and the inner ring of second bearing 18 are adjacent to；The small end face N of the second bearing 18
It is adjacent to 17 right side of planet adjustment ring；The small end face P of the first bearing 15 is adjacent to 17 left side of adjustment ring；The row
The hole end surface Q of carrier 11 and the large end face of first bearing 15 are adjacent to；
The bolt 13 is 1~4 and tenses the planet axis 19, to guarantee the pre- of the axial negative clearance of tapered roller bearing
Tightly, 14 quantity of lock washer and 13 numbers of bolt are consistent, to prevent bolt 13 from loosening.
Fig. 2, shown in 3, a kind of configuration passing through the axial negative trip clearance adjustment apparatus of the tapered roller bearing for Gear Planet Transmission
Method, the first bearing 15 and second bearing 18 are packed into planetary gear 16, and are disposed vertically, and lower section first bearing 15 is made
Inner ring end face is overlapped with measuring table 20, and 18 inner ring end face of second bearing applies a clump weight 21 above, makes planetary gear 16
10~15 turns of rotation measures two bearings inner ring span H；The planet adjustment ring 17 guarantees width dimensions by being ground its end face
A=H-S；
The planet carrier 11 before the mounting, needs to measure planet hole depth size C；The planet axis 19 is in installation
Before, need to measure record dimension D；The planet adjustment ring 17 is packed into planetary gear 16 and planetary gear 16, first bearing
15, second bearing 18 forms a set of planetary assemblies, measurement record size B；
The planet axis trimmer 12 guarantees width dimensions E=B+C-D by being ground its end face；Then planetary assemblies are put into
Planet carrier inner hole, is sequentially loaded into the planet axis trimmer 12, planet axis 19, and with the bolt 13, lock washer 14
Axial tightening planet axis.
In a particular embodiment, method can accurately configure tapered roller bearing axially negative clearance through the above configuration,
And ensure that the authenticity of axial negative clearance by axial tightening, and assemble simple, high reliablity, bearing is effectively guaranteed
Service life, improve gear traveling comfort, further improve gear-box Performance And Reliability, meet big MW class wind
The demand for development of electrical gearbox.
Claims (3)
1. a kind of tapered roller bearing for Gear Planet Transmission axially negative trip clearance adjustment apparatus, including planet carrier (11), planet axis
Trimmer (12), bolt (13), lock washer (14), first bearing (15), planetary gear (16), planet adjustment ring (17),
Two bearings (18), planet axis (19), it is characterised in that: the first bearing (15) and second bearing (18) are packed into planetary gear
(16) in inner hole, and bearing negative clearance (S) is configured by planet adjustment ring (17) 17；The planetary gear (16), first
Bearing (15), second bearing (18) and planet adjustment ring (17) form a set of planetary assemblies and are packed into planet carrier (11)；Institute
The axial dimension for planet axis trimmer (12) configuration planet axis (19) stated, the planet axis trimmer (12), planet axis
(19) it is sequentially loaded into planet carrier (11) hole, and by bolt (13) the axial tightening planet axis (19) to guarantee first end
Face (M), second end face (N), third end face (P) and the 4th end face (Q) remain impaction state, to tapered roller bearing
It pre-tightens, and is locked by lock washer (14).
2. the tapered roller bearing according to claim 1 for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus, feature
Be: the first bearing (15) and second bearing (18) is no outer ring, by the inner hole of planetary gear (16) as bearing
(15) and the outer rollaway nest of bearing (18)；Or first bearing (15) and second bearing (18) are with outer ring, outer ring and planet tooth
Take turns the inner hole interference connection of (16)；
The step end face (M) of the planet axis (19) and the inner ring of second bearing (18) are adjacent to；The second bearing (18) it is small
End face (N) is adjacent to planet adjustment ring (17) right side；The small end face (P) of the first bearing (15) and adjustment ring (17) are left
End face is adjacent to；The hole end surface (Q) of the planet carrier (11) and the large end face of first bearing (15) are adjacent to；
The bolt (13) is 1~4 and tenses the planet axis (19), to guarantee tapered roller bearing axially negative clearance
Preload, the lock washer (14) quantity is consistent with bolt (13) number, with prevent bolt (13) loosen.
3. a kind of axially bear trip clearance adjustment apparatus by the tapered roller bearing as claimed in claim 1 or 2 for Gear Planet Transmission
Configuration method, it is characterised in that: the first bearing (15) and second bearing (18) are packed into planetary gear (16), and vertical
It places, is overlapped lower section first bearing (15) inner ring end face with measuring table (20), above second bearing (18) inner ring end face
Apply a clump weight (21), planetary gear (16) is made to rotate 10~15 turns, measures two bearings inner ring span (H)；The planet
Adjustment ring (17) guarantees width dimensions (A=H-S) by being ground its end face；
The planet carrier (11) before the mounting, needs to measure planet hole depth size (C)；The planet axis (19) is being pacified
Before dress, need to measure record size (D)；The planet adjustment ring (17) is packed into planetary gear (16) and planetary gear
(16), first bearing (15), second bearing (18) form a set of planetary assemblies, measurement record size (B)；
The planet axis trimmer (12) guarantees width dimensions (E=B+C-D) by being ground its end face；Then by planetary assemblies
Be put into planet carrier inner hole, be sequentially loaded into the planet axis trimmer (12), planet axis (19), and with the bolt (13),
Lock washer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127688.4A CN108980216A (en) | 2018-09-27 | 2018-09-27 | A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus and configuration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811127688.4A CN108980216A (en) | 2018-09-27 | 2018-09-27 | A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus and configuration method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108980216A true CN108980216A (en) | 2018-12-11 |
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ID=64542987
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811127688.4A Pending CN108980216A (en) | 2018-09-27 | 2018-09-27 | A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus and configuration method |
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| CN (1) | CN108980216A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343998A (en) * | 2020-11-06 | 2021-02-09 | 上海羿弓精密科技有限公司 | RV reducer conical bearing assembly pre-tightening amount matching method and system and storage medium |
| CN113001469A (en) * | 2021-03-15 | 2021-06-22 | 明阳智慧能源集团股份公司 | Assembly method for flexible output gear shaft of wind power yaw speed reducer |
| CN113231985A (en) * | 2021-07-05 | 2021-08-10 | 宁波东力传动设备有限公司 | Device for adjusting axial clearance of gearbox bearing and operation method thereof |
| CN113465566A (en) * | 2021-07-22 | 2021-10-01 | 济南易恒技术有限公司 | Commercial vehicle hub unit negative clearance detection method and automatic detection equipment |
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| CN108253128A (en) * | 2018-03-06 | 2018-07-06 | 杭州前进齿轮箱集团股份有限公司 | A kind of wind turbine gearbox planetary structure |
| CN209469720U (en) * | 2018-09-27 | 2019-10-08 | 杭州前进齿轮箱集团股份有限公司 | A kind of tapered roller bearing for Gear Planet Transmission is axially negative to swim clearance adjustment apparatus |
-
2018
- 2018-09-27 CN CN201811127688.4A patent/CN108980216A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002235740A (en) * | 2001-02-13 | 2002-08-23 | Koyo Seiko Co Ltd | Bearing structure |
| DE10259166A1 (en) * | 2002-12-18 | 2004-07-22 | Man Nutzfahrzeuge Ag | Axle gear of vehicle, comprising inner and outer slide bearing accommodated in preassembled unit |
| JP2006234053A (en) * | 2005-02-24 | 2006-09-07 | Ntn Corp | Bearing mechanism for traveling reduction gear sprocket |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112343998A (en) * | 2020-11-06 | 2021-02-09 | 上海羿弓精密科技有限公司 | RV reducer conical bearing assembly pre-tightening amount matching method and system and storage medium |
| CN113001469A (en) * | 2021-03-15 | 2021-06-22 | 明阳智慧能源集团股份公司 | Assembly method for flexible output gear shaft of wind power yaw speed reducer |
| CN113001469B (en) * | 2021-03-15 | 2022-03-22 | 明阳智慧能源集团股份公司 | Assembly method for flexible output gear shaft of wind power yaw speed reducer |
| CN113231985A (en) * | 2021-07-05 | 2021-08-10 | 宁波东力传动设备有限公司 | Device for adjusting axial clearance of gearbox bearing and operation method thereof |
| CN113465566A (en) * | 2021-07-22 | 2021-10-01 | 济南易恒技术有限公司 | Commercial vehicle hub unit negative clearance detection method and automatic detection equipment |
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